package com.cy.pet.common.service;

import com.cy.pet.common.pojo.Item;
import com.cy.pet.common.pojo.User;

/**
 * @description:
 * @author: LiuXingYu
 * @date: 2021/9/30 15:29
 */
public interface BuyService {
    User getUser(String userName);

    Item getItem(Integer itemId);
}
